minor fix

Author: Sarthak-Shaha

third_party/silabs/efr32_sdk.gni

@@ -343,13 +343,13 @@ template("efr32_sdk") {
       ]
 
       libs += [
-        "${sdk_support_root}/protocol/bluetooth/bgstack/ll/build/gcc/xg26/release/liblinklayer.a",
-        "${sdk_support_root}/platform/radio/rail_lib/autogen/librail_release/librail_multiprotocol_efr32xg26_gcc_release.a",
+        "${matter_support_root}/protocol/bluetooth/bgstack/ll/build/gcc/xg26/release/liblinklayer.a",
+        "${matter_support_root}/platform/radio/rail_lib/autogen/librail_release/librail_multiprotocol_efr32xg26_gcc_release.a",
       ]
       if (silabs_mcu == "MGM260PB22VNA") {
-        libs += [ "${sdk_support_root}/platform/radio/rail_lib/autogen/librail_release/librail_config_mgm260pb22vna_gcc.a" ]
+        libs += [ "${matter_support_root}/platform/radio/rail_lib/autogen/librail_release/librail_config_mgm260pb22vna_gcc.a" ]
       } else if (silabs_mcu == "MGM260PB32VNA") {
-        libs += [ "${sdk_support_root}/platform/radio/rail_lib/autogen/librail_release/librail_config_mgm260pb32vna_gcc.a" ]
+        libs += [ "${matter_support_root}/platform/radio/rail_lib/autogen/librail_release/librail_config_mgm260pb32vna_gcc.a" ]
       }
 
       defines += [ "MGM26" ]